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289 rateSpeed |
Name : _________________ |
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You drove to School at 30 mph, and came back at 90 mph. What was the average speed for the round trip? |
You drove to School at 40 mph, and came back at 80 mph. What was the average speed for the round trip? |
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| 289 45 42 77.6 40 78.8 ( 283.4 ) 53.3 57.1 74.7 68.6 64.3 ( 318 ) [[ 601.4 ]] | ||
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